1279661695

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{457}}^1\times {\mathrm{1873}}^1$

素因数の和:2371

約数の個数: 32

約数和(自身を含む): 1730316672

約数和(自身を除く): 450654977

約数列:

[1, 5, 13, 23, 65, 115, 299, 457, 1495, 1873, 2285, 5941, 9365, 10511, 24349, 29705, 43079, 52555, 121745, 136643, 215395, 560027, 683215, 855961, 2800135, 4279805, 11127493, 19687103, 55637465, 98435515, 255932339, 1279661695]

約数ペア:

[(1, 1279661695), (5, 255932339), (13, 98435515), (23, 55637465), (65, 19687103), (115, 11127493), (299, 4279805), (457, 2800135), (1495, 855961), (1873, 683215), (2285, 560027), (5941, 215395), (9365, 136643), (10511, 121745), (24349, 52555), (29705, 43079)]